There are total 17 hours or 1020 minutes from 7am to 12am. In words, this duration is equal to seventeen hours or one thousand twenty minutes.
How many hours from
| 8PM to 6AM | 9AM to 12AM | 4PM to 5PM | 
| 9PM to 3AM | 7PM to 6PM | 8PM to 6PM | 
| 5AM to 1PM | 2PM to 4AM | 11AM to 3PM | 
| 4PM to 9PM | 1AM to 6PM | 4PM to 10PM | 
| 1PM to 11AM | 3AM to 10AM | 9PM to 6PM | 
| 5AM to 1AM | 5PM to 6PM | 10AM to 3AM | 

